Oval speaker grill



FIG. 1 is a top view of an oval speaker grill showing my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is the other side view thereof; and,

FIG. 5 is an isometric thereof showing my new design. 

CLAIM The ornamental design for an oval speaker grill, as shown and described. 